InvestmentsTop Global NewsMarketsReal Estate US securities regulator sues Morningstar over alleged disclosure, internal controls violations By financialnews_rlv83x - February 16, 2021 0 193 The U.S. Securities and Exchange Commission (SEC) on Tuesday sued Morningstar Credit Ratings LLC for allegedly violating U.S. securities laws in rating commercial mortgage-backed securities, the regulator said in a statement.